RFSA3623中文资料5 - 6000 MHz Serial Controlled Digital Step Attenuator, 6-Bit, 0.25 dB Steps数据手册Qorvo规格书

描述 Description

Qorvo's RFSA3623 is a 6-bit digital step attenuator (DSA) that features high linearity over the entire 15.75dB gain control range with 0.25dB steps. The RFSA3623 uses serial control interface. The RFSA3623 has a low insertion loss of 1.4dB at 2GHz. Patent pending circuit architecture provides overshoot-free transient switching performance. External address pins allow up to eight DSAs to be controlled on a single bus. The RFSA3623 is available in a 3mm x 3mm QFN package.

特性 Features

• 6-Bit, 15.75dB Range, 0.25dB Step
• Patented Circuit Architecture
• Overshoot-free Transient Switching Performance
• Frequency Range 5MHz to 6000MHz
• High Linearity, IIP3 >55dBm
• Serial Control Interface
• Fast Switching Speed, <120nsec Typical
• Serial Addressable Supports Up to Eight Addresses
• Single Supply 3V to 5V Operation
• RF Pins Have No DC Voltage, Can be DC Grounded Externally
• Power-up Default Setting Is Maximum Attenuation